Oct. 26 (UPI) -- Authorities in Washington investigated a report of human remains in a cave on a river and arrived to find the sunken skull was actually a plastic beer bong.
The Washington Department of Fish and Wildlife Police said an officer responded alongside a Pend Oreille County sheriff's detective and a Border Patrol agent when a paddle boarder reported seeing human remains in a cave on the Pend Oreille River, near the Canadian border. Advertisement Arabic Hookah
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The investigators took jet skis to the cave entrance and swam inside, where they spotted what appeared to be a skull underwater inside the cave.
The apparent skeletal remains turned out to be a plastic beer bong shaped like a skull and spinal column.
![Reported human remains in Washington cave was a plastic beer bong - UPI.com](http://cdn.globalso.com/hehuiglass/E49H0105.jpg)
Gravity Hookah The beer bong had been filled with rocks, leading investigators to suspect it was intentionally placed under the water as a prank.